Stage 1 Audi Q3 2.0 TDI DFGA Stage 1 ECU Tuning File – Software 040642 EDC17C74 6583

Change log

  • v1.0 — 2025-05-29
    • Initial Stage 1 file release for Audi Q3 2.0 TDI DFGA
    • DPF and EGR systems disabled
    • Torque limiter and fuel maps optimized
    • Checksum corrected with OLS807 v3.32
    • Verified compatibility with New Genius​

Release notes

  • v1.0 — 2025-05-29
    • Performance-focused Stage 1 calibration for Audi Q3 2.0 TDI
    • Designed to improve drivability and emissions system longevity
    • Includes checksum fix and original file for reference​

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